What is difference between 'assign' and 'retain' keyword?

Question Posted / shri prakash

No Answer is Posted For this Question
Be the First to Post Answer

More Apple iOS Interview Questions

What is ios viewdidload?

Did you used CLRegion? How its working?

What is main thread checker?

What is the meaning of 'synthesize' keyword?

Which is the framework that is used to construct application’s user interface for ios?

What is ios closure?

How to pass parameter to selector function in swift? : IOS Architect

What is @dynamic in objective-c ?

How to do upload of large sized video file to server ? while uploading user presses “Homebutton” How long will execute?

What is synchronous vs. Asynchronous in gcd ?

What are sensors in iphone?

If any app can run in the background, what about battery life?

For more Apple iOS Interview Questions Click Here